{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896913,-0.442207,0.000000,0.000000,0.282290,-0.572558,0.769733,0.000000,-0.339448,0.688489,0.640904,0.000000,-2168026.606726,4397328.383077,4066002.388633,1],    "boundingVolume": {    "region": [2.028763,0.695619,2.028946,0.695732,0.000000,44.253801]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_960490.b3dm"}}}